Halim KIM

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Bucheon-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Earphone with pressure equilibrium means
- Patent number 11,206,471
- Issue date Dec 21, 2021
- Bujeon Co., Ltd.
- Donghyun Seo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Grill-integrated low-pass filter and speaker including the same
- Patent number 11,076,229
- Issue date Jul 27, 2021
- Bujeon Co., Ltd.
- Minkoo Park
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Rectangular microspeaker
- Patent number 11,006,209
- Issue date May 11, 2021
- Bujeon Co., Ltd.
- Minkoo Park
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Earphone having nozzle-integrated structure with drum safety filter...
- Patent number 11,006,196
- Issue date May 11, 2021
- Bujeon Co., Ltd.
- Minkoo Park
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic device with improved acoustic performance
- Patent number 10,694,295
- Issue date Jun 23, 2020
- Bujeon Co., Ltd.
- Donghyun Seo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
GRILL-INTEGRATED LOW-PASS FILTER AND SPEAKER INCLUDING THE SAME
- Publication number 20210185444
- Publication date Jun 17, 2021
- BUJEON CO., LTD.
- Minkoo PARK
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RECTANGULAR MICROSPEAKER
- Publication number 20210044893
- Publication date Feb 11, 2021
- BUJEON CO., LTD.
- Minkoo PARK
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC DEVICE WITH IMPROVED ACOUSTIC PERFORMANCE
- Publication number 20190238992
- Publication date Aug 1, 2019
- BUJEON CO., LTD.
- Donghyun SEO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE